1. Department of Medical Chemistry and Biochemistry, Faculty of Medicine and Dentistry, Palacky University Olomouc, Czech Republic;
2. Department of Pharmacology, Faculty of Medicine and Dentistry, Palacky University Olomouc and University Hospital Olomouc, Czech Republic;
3. Department of Microbiology, Faculty of Medicine and Dentistry, Palacky University Olomouc, Czech Republic;
4. Department of Pharmaceutical Chemistry and Drug Control, Faculty of Pharmacy in Hradec Kralove, Charles University in Prague, Hradec Kralove, Czech Republic;
5. The Czech Academy of Sciences, Institute of Microbiology, Novy Hradek, Czech Republic;
6. The Czech Academy of Sciences, Institute of Microbiology and Institute of Experimental Medicine, Prague, Czech Republic